Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2006 Honda Civic L4-1.3L HybridFACTORY OEM SERVICE PROCEDURE
Power Control Unit (PCU) Removal/Installation
Power Control Unit (PCU) Removal/Installation
NOTE: Put on gloves to protect your hands from electrical shock.
IMA components are located in this area. The IMA is a high-voltage system. You must be familiar with the IMA system before working on or around it. Make sure you have read the IMA service precautions before doing repairs or service.
1. Remove the BCM module.
2. Remove the DC-DC converter.
3. Remove the A/C compressor driver.
4. Lift the IPU wire harness (A).
5. Remove the PDU cover (A).
6. Remove the motor power cables (B) and wrap them with insulating tape,
NOTE: Check the position of the U phase, V phase, and W phase cables before disconnecting the motor power cables.
7. Remove the bolts (A), and the PCU (B).
8. Install the parts in the reverse order of removal.
9. Do the motor rotor position calibration procedure.
NOTE: Put on gloves to protect your hands from electrical shock.
IMA components are located in this area. The IMA is a high-voltage system. You must be familiar with the IMA system before working on or around it. Make sure you have read the IMA service precautions before doing repairs or service.
1. Remove the BCM module.
2. Remove the DC-DC converter.
3. Remove the A/C compressor driver.
4. Lift the IPU wire harness (A).
5. Remove the PDU cover (A).
6. Remove the motor power cables (B) and wrap them with insulating tape,
NOTE: Check the position of the U phase, V phase, and W phase cables before disconnecting the motor power cables.
7. Remove the bolts (A), and the PCU (B).
8. Install the parts in the reverse order of removal.
9. Do the motor rotor position calibration procedure.
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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